AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Helsinki (HEL) in September 2025 (see full year).
Return flights
| 16 Sep - 23 Sep | Lufthansa | ||
| 16 Sep - 01 Oct | Lufthansa | ||
| 18 Sep - 25 Sep | Delta | ||
| 23 Sep - 18 Oct | Frontier Airlines | ||
| 23 Sep - 18 Oct | Iberia | direct | |
| 16 Sep - 23 Sep | Finnair | direct |
Also check the deals for one-way flights from Dallas-Fort Worth to Helsinki in September.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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